Dell OptiPlex 740 Specifications page 21

OptiCAl DRiVes
DvD +/- rw
1
External Dimensions inches/
centimeters (Without Bezel – 148.2mm(6in)/42mm (2in)/ 190.5 (max)
W x H x D)
Weight (max) pounds/
kilograms
Interface type and speed
Disc Capacity
Internal buffer size supplier dependent
Access Times (typical) supplier dependent
Maximum Data Transfer
Rates
Writes
Reads
Power Source
DC Power Requirements
DC Current 1200mA (12V)/ 900mA (5V)
Environmental Operating
Conditions (Non-
Condensing):
Operating Temperature
Range
Relative Humidity
Range
Maximum Wet Bulb
Temperature
Altitude Range
Environmental Non-
Operating Conditions (Non-
Condensing):
Operating Temperature
Range
Relative Humidity
Range
Maximum Wet Bulb
Temperature
Altitude Range
Discs burned with this drive may not be compatible with some existing drives and players; using DVD+R media provides maximum compatibility.
1
DvD-rOm
External Dimensions inches/
centimeters (Without Bezel – 148.2mm(6in)/42mm (2in)/ 190.5 (max)
W x H x D)
Weight (max) pounds/
kilograms
Interface type and speed
Disc Capacity
Internal buffer size supplier dependent
Access Times (typical) supplier dependent
Maximum Data Transfer
Rates
Writes
Reads
Power Source
DC Power Requirements
DC Current 1200mA (12V)/ 900mA (5V)
Environmental Operating
Conditions (Non-
Condensing):
19
mT
148.2mm(6in)/42mm (2in)/ 190.5 (max)
800g
SATA 16x
Standard
supplier dependent
supplier dependent
16x DVD/48x CD 16x DVD/48x CD
16x DVD/48x CD 16x DVD/48x CD
12V
1200mA (12V)/ 900mA (5V)
5C to 50C
20% to 80% RH 20% to 80% RH
29C
-200 to 3048m -200 to 3048m
-45C to 65C -45C to 65C
5% to 95% RH 5% to 95% RH
38C
-200 to 10600m -200 to 10600m
mT
148.2mm(6in)/42mm (2in)/ 190.5 (max)
750g
SATA 48x
Standard
supplier dependent
supplier dependent
N/A
16x DVD/48x CD 16x DVD/48x CD
12V
1200mA (12V)/ 900mA (5V)
DT sff
128.0 mm (5.04)/ 12.7mm (0.5 in)/
126.1mm (4.97in)
800g 170g
SATA 16x SATA 8x
Standard Standard
supplier dependent
supplier dependent
8x DVD/ 24x CD
8x DVD/ 24x CD
12V
1000mA
5C to 50C 5C to 50C
20% to 80% RH
29C
-200 to 3048m
-45C to 65C
5% to 95% RH
38C
-200 to 10600m
DT sff
128.0 mm (5.04)/ 12.7mm (0.5 in)/
126.1mm (4.97in)
750g 150g
SATA 48x SATA 24x
Standard Standard
supplier dependent
supplier dependent
N/A N/A
8x DVD/ 24x CD
12V
800mA
5V
29C
38C
5V